Multi-step reaction with 7 steps
1.1: sodium carbonate; lithium chloride / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane / 4 h / 85 - 90 °C
2.1: hydrogen / palladium 10% on activated carbon / N,N-dimethyl-formamide; ethanol / 24 h / 20 °C
3.1: zinc(II) chloride / 1,2-dichloro-ethane; tert-butyl alcohol / 1 h / 0 °C / Inert atmosphere
3.2: 24.5 h / 0 - 20 °C
4.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0); lithium chloride / 1,4-dioxane / 16 h / 90 °C / Inert atmosphere
5.1: hydrogen / palladium 10% on activated carbon / methanol / 16 h
6.1: water; lithium hydroxide monohydrate / tetrahydrofuran; methanol / 4 h / 20 °C
7.1: N-ethyl-N,N-diisopropylamine; ammonium chloride; HATU / N,N-dimethyl-formamide / 20 °C
With
lithium hydroxide monohydrate; water; hydrogen; sodium carbonate; ammonium chloride; N-ethyl-N,N-diisopropylamine; HATU; lithium chloride; zinc(II) chloride;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon; lithium chloride;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; 1,2-dichloro-ethane; N,N-dimethyl-formamide; tert-butyl alcohol;